21. What contributed to Severing's success was the introduction of a system of shop stewards . 22. The Institute drew together shop stewards and militant workers to discuss workers'control of production. 23. Later, a white foreman allegedly pushed an Asian shop steward . 24. He became a Amalgamated Engineering Union ( AEU ) shop steward there, then convenor. 25. A shop steward , he holds court in an office festooned with old Socialist posters. 26. He found employment at a steelworks in Middlesbrough, and became a junior shop steward . 27. He joined the Amalgamated Engineering Union ( AEU ), and became a shop steward . 28. He was elected as a shop steward with the Federated Ironworkers Association of Australia. 29. Stoddart was described as the Formula One teams'unofficial shop steward . 30. Wallace became a shop steward for the Packinghouse Workers Union.